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tuningã«é–¢ã™ã‚‹pekeqã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (12)

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kernelãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°
linuxã‚µãƒ¼ãƒã®OSå…¨ä½“ã«åŠ¹ãã‚«ãƒ¼ãƒãƒ«ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã®ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ç®‡æ‰€ã¨ ãã®è¨å®šå€¤ã€ã¾ãŸãã®ç†ç”±ã‚’ã¾ã¨ã‚ã¦ãŠãã€‚ ã‚ãã¾ã§è‡ªåˆ†ã®ç’°å¢ƒã§ã¯ã“ã†ã—ãŸã€ã¨ã„ã†ã ã‘ã§ã‚ã‚Šã€ æä¾›ã™ã‚‹ã‚µãƒ¼ãƒ“ã‚¹ã”ã¨ã«æ¤œè¨ŽãŒå¿…è¦ã§ã‚ã‚‹ã€‚ ã©ã“ã‚’ã©ã†å¤‰æ›´ã™ã‚‹ã®ã‹ã€ã¾ãŸã¯å¤‰ãˆãªã„ã®ã‹ã€ãã®åˆ¤æ–ææ–™ã«ã¯ãªã‚‹ã ã‚ã†ã€‚ â€»ãƒ¦ãƒ¼ã‚¶å˜ä½ã§ã‚·ã‚¹ãƒ†ãƒ ãƒªã‚½ãƒ¼ã‚¹ã«åˆ¶é™ã‚’ã‹ã‘ã‚‹å ´åˆã‚’ã“ã¡ã‚‰ã‚’å‚ç…§ã—ã¦ã»ã—ã„ã€‚ ä»¥ä¸‹ã¯/etc/sysctl.conf ã§è¨å®šã™ã‚‹ã‚‚ã®ã¨ã™ã‚‹ã€‚ â— å¤§è¦æ¨¡ã‚µã‚¤ãƒˆç”¨ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚° kernel.pid_max å‹•ä½œï¼špidã®æœ€å¤§æ•° è¨å®šå€¤ï¼š131072 ç†ç”±ï¼špidã‚’æž¯æ¸‡ã•ã›ãªã„ vm.max_map_count å‹•ä½œï¼šmmapã‚„mallocæ™‚ã«ãƒ¡ãƒ¢ãƒªã‚’ä»®æƒ³ç©ºé–“ã«ãƒžãƒƒãƒ”ãƒ³ã‚°ã§ãã‚‹æœ€å¤§ãƒšãƒ¼ã‚¸æ•° è¨å®šå€¤ï¼š300000 ç†ç”±ï¼šãƒžãƒƒãƒ”ãƒ³ã‚°ã§ããªããªã‚‹äº‹æ…‹ã‚’é˜²ã net.core.somaxconn å‹•ä½œï¼šæŽ¥ç¶š(ã‚½ã‚±ãƒƒãƒˆ)ã‚ãƒ¥ãƒ¼ã®
pekeq 2013/08/07
tuning
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Improving Measured Latency in Linux for IntelÂ® 82575/82576 or X540/82598/82599 Ethernet Controllers
Revision 1.2 Improving Measured Latency in Linux for IntelÂ® 82575/82576 or X540/82598/82599 Ethernet Controllers June 2012 2 Legal Lines and Disclaimers INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN INTEL'S TERMS AND CONDITIO
pekeq 2012/12/22
linux

tuning
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Assigning Interrupts to Processor Cores using an Intel(r) 82575/82576 or 82598/82599 Ethernet Controller
319935-002 Assigning Interrupts to Processor Cores using an IntelÂ® 82575/82576 or 82598/82599 Ethernet Controller September 2009 ndefi undefined undefined undefined undefine undefined undefined undefined undefined undefined undefined undefined d undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined un ed undefined undefined undefined undefined undefine
pekeq 2012/12/22
linux

tuning
ãƒªãƒ³ã‚¯
Conntrack tuning â€“ KHnetWiki
Netfilter conntrack performance tweaking, v0.8 HervÃ© Eychenne <rv _AT_ wallfire _DOT_ org> This document explains some of the things you need to know for netfilter conntrack (and thus NAT) performance tuning. Latest version of this document can be found at: www.wallfire.org preambule There are two parameters we can play with: - the maximum number of allowed conntrack entries, which will be called
pekeq 2012/11/20
Linux

tuning
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Engine Yard Blog
We are proud to be working with our customers while they continue to enjoy our Engine Yard products. Here are some changes we are making
pekeq 2012/10/18
performance

tuning

linux
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Red Hat Enterprise Linux - Red Hat Customer Portal
Performance Tuning Guide 1. Overview Expand section "1. Overview" Collapse section "1. Overview" 1.1. How to read this book Expand section "1.1. How to read this book" Collapse section "1.1. How to read this book" 1.1.1. Audience 1.2. Release overview Expand section "1.2. Release overview" Collapse section "1.2. Release overview" 1.2.1. New features in RedÂ Hat EnterpriseÂ LinuxÂ 6 1.2.2. Horizontal
pekeq 2012/10/03
linux

tuning
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Linux Tuning
This page contains a quick reference guide for Linux tuning for Data Transfer hosts connected at speeds of 1Gbps or higher. Note that most of the tuning settings described here will actually decrease performance of hosts connected at rates less than 1Gbps, such as most home users. Note that the settings on this page are not attempting to achieve full 10G with a single flow. These settings assume y
pekeq 2012/03/31
tcp

tuning

performance
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SACSIS.TCP - HPCãƒ¦ãƒ¼ã‚¶ãŒçŸ¥ã£ã¦ãŠããŸã„TCP/IPã®è©±
HPC TCP/IP 2009 5 29 SACSIS2009 HPC TCP/IP 2 â€¢ â€¢ 1 Gbps RTT 100 â€¢ 240 Mbps â˜¹ â€¢ 940 Mbps â˜º (2) HPC TCP/IP â€¢ Ethernet PC â€¢ TCP/IP 2 10MB 3 0 200 400 600 800 1000 0 100 200 300 400 500 600 Bandwidth (Mbps) Time (msec) 160 0 200 400 600 800 1000 0 100 200 300 400 500 600 Bandwidth (Mbps) Time (msec) x3.5 (2) â€¢ TCP/IP â€¢ â€¢ MPI â€¢ TCP/IP TCP â€¢ TCP Reno [RFC2851] â€¢ TCP CUBIC Compound TCP 4 (3) â€¢ TCP/IP â€¢ T
pekeq 2012/03/31
tcp

tuning

linux
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IBM Developer
IBM Developer is your one-stop location for getting hands-on training and learning in-demand skills on relevant techno logies such as generative AI, data science, AI, and open source.
pekeq 2008/07/17
linux

ext3

tuning
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http://www.imath.kiev.ua/~yarpry/temp/hardy/index.html
pekeq 2008/07/17
How to set up Hardy for speed

linux

tuning
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IBM Redbooks | Linux Performance and Tuning Guidelines
Over the past few years, Linux has made its way into the data centers of many corporations all over the globe. The Linux operating system has become accepted by both the scientific and enterprise user population. Today, Linux is by far the most versatile operating system. You can find Linux on embedded devices such as firewalls and cell phones and mainframes. Naturally, performance of the Linux op
pekeq 2008/04/21
tuning

linux
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Willkommen bei Laukas.com
pekeq 2006/06/20
linux

tuning

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